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Yakushisan Andesites

• Volcanic rocks
• Miocene
• Intruded in: Otaki Formation

• Sedimentary facies: Dykes
• Lithofacies: Augite hypersthene andesite

• Distribution: Mount Yakushi, Kaneyama city, Mogami county, Yamagata pref.

• Ozawa and Sumi (1961) Uzenkaneyama, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 66p. (in Japanese with English abstract 5p.)